Exercise 12.5

State the following in the language you developed for the previous exercise:

  1. In situation $S_0$, window $W_1$ is behind $W_2$ but sticks out on the left and right. Do not state exact coordinates for these; describe the general situation.

  2. If a window is displayed, then its top edge is higher than its bottom edge.

  3. After you create a window $w$, it is displayed.

  4. A window can be minimized if it is displayed.

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